Finding the Fourth Proportional to 295,235,531.20, 442,853,296.80 and 295,235,531.20
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Solution
The fourth proportional to 295,235,531.20, 442,853,296.80 and 295,235,531.20 is: 442,853,296.80
Step by Step Solution
- Step 1: Write the proportion equation
295,235,531.20 : 442,853,296.80 = 295,235,531.20 : x - Step 2: Convert to fraction form
295,235,531.20/442,853,296.80 = 295,235,531.20/x - Step 3: Cross multiply
295,235,531.20x = 442,853,296.80 × 295,235,531.20 - Step 4: Simplify right side
295,235,531.20x = 130,746,028,324,419,264 - Step 5: Solve for x
x = 130,746,028,324,419,264/295,235,531.20 - Step 6: Final answer
x = 442,853,296.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.